S
M
T
W
T
F
S
26
77°
65°
27
79°
57°
28
84°
58°
29
88°
60°
30
90°
62°
1
88°
66°
2
92°
72°
3
95°
77°
4
78°
70°
5
77°
63°
6
84°
59°
7
95°
64°
8
99°
68°
9
102°
72°
10
104°
71°
11
107°
73°
12
105°
78°
13
97°
78°
14
98°
72°
15
96°
73°
16
96°
72°
17
92°
71°
18
84°
67°
19
88°
63°
20
91°
66°
21
94°
66°
22
95°
67°
23
96°
71°
24
97°
75°
25
95°
70°
26
95°
71°
27
94°
68°
28
91°
66°
29
89°
68°
30
96°
71°
31
100°
73°
1
103°
76°
2
105°
78°
3
103°
75°
4
101°
74°
5
100°
74°
6
101°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Scottsdale Ranch
Scottsdale Ranch's May 2026 forecast shows daily high temperatures ranging from 89° to 105°, with overnight lows between 66° and 78°. The average high for May is 98° with an average low of 72°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Scottsdale Ranch. See also: June | July | August.